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Part No.	ADP160ACBZ-3.3-R7
Manufacturer	AD
Size	528 Kbytes
Pages	24 pages
Description	Ultralow Quiescent Current, 150 mA, CMOS Linear Regulators

Datasheet Summary with AI

1. General Information & Device Variants:

️· Device Family: ADP160, ADP161, ADP162, and ADP163 – a family of LDO (Low Dropout) regulators.
️· Types:
- ADP160 & ADP162: Fixed Output Voltage
- ADP161 & ADP163: Adjustable Output Voltage

2. Pin Configurations and Functions:

️· 5-Lead TSOT (Fixed & Adjustable):
- VIN: Input Supply Voltage. Requires a bypass capacitor (1μF or greater) to GND.
- GND: Ground.
- EN: Enable Input. High = On, Low = Off. Can be connected to VIN for automatic startup.
- NC (ADP160/ADP162): No Connect. Leave unconnected or connect to GND.
- ADJ (ADP161/ADP163): Output Voltage Adjustment. Connect the midpoint of a voltage divider (VOUT to GND) to this pin to set the output voltage.
- VOUT: Regulated Output Voltage. Requires a bypass capacitor (1μF or greater) to GND.
️· 4-Ball WLCSP (Fixed):
- A1: VIN (Input Voltage - requires bypass capacitor to GND)
- B1: EN (Enable - High to turn on, Low to turn off)
- A2: VOUT (Regulated Output Voltage - requires bypass capacitor to GND)
- B2: GND (Ground)

3. Electrical Characteristics & Limits:

️· Absolute Maximum Ratings: Defines the limits for voltages, temperature ranges, and other environmental conditions. Exceeding these limits *will* damage the device.
️· Thermal Resistance: Crucial for ensuring the device doesn't overheat. Includes:
- θJA (Junction-to-Ambient Thermal Resistance) – how well heat dissipates to the surrounding air.
- ΨJB (Junction-to-Board Thermal Characterization Parameter) – important for PCB design to prevent overheating.
️· ESD Caution: Indicates sensitivity to electrostatic discharge (ESD).

4. Key Considerations and Best Practices:

️· Bypass Capacitors: Crucial for stability and noise reduction. A 1μF capacitor is required on both VIN and VOUT.
️· Thermal Management: Pay close attention to thermal design, especially in high-power applications. Consider PCB layout, heat sinks, and ambient temperature.
️· Adjustable Output (ADP161/ADP163): Requires a voltage divider to set the desired output voltage.
️· Enable Function (EN): Allows for power-saving by shutting down the regulator when not needed.